AD 97-03-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 737-300 Series | Airworthiness Directives; Boeing Model 737-300 Series Airplanes |
Unsafe Condition
Fatigue cracking, base trim, and upper flange over-trim of the pulley brackets of the aileron control cables could result in slack in the cables and consequent reduced ability of the flightcrew to control the aileron.
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Required Actions
Inspect to detect fatigue cracking, base trim, and upper flange over-trim of the pulley brackets. Replace the pulley brackets if necessary and replace the two button-head rivets with flush-head rivets.
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Compliance Time
within 18 months from the effective date of this AD
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Affected Aircraft
Boeing Model 737-300 series airplanes listed in Boeing Service Bulletin 737-27-1154 dated August 25, 1988.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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